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Finding the Fourth Proportional to 67,655.50, 101,472.23 and 22,696.76

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Solution

The fourth proportional to 67,655.50, 101,472.23 and 22,696.76 is: 34,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,655.50 : 101,472.23 = 22,696.76 : x
  2. Step 2: Convert to fraction form
    67,655.50/101,472.23 = 22,696.76/x
  3. Step 3: Cross multiply
    67,655.50x = 101,472.23 × 22,696.76
  4. Step 4: Simplify right side
    67,655.50x = 2,303,090,315.24
  5. Step 5: Solve for x
    x = 2,303,090,315.24/67,655.50
  6. Step 6: Final answer
    x = 34,041.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.